Inventor · Saffron Walden, GB

Dian E. Stevenson

13Patents
9h-index
25Co-inventors
68Inventor score

Filing activity: May 29, 1990 → Oct 16, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US5258274A Thermal dye bleach construction sensitive to ultraviolet radiation Emerging Cross-Sectional Technologies 79 Expired
US5935758A Laser induced film transfer system Emerging Cross-Sectional Technologies 58 Expired
US5945249A Laser absorbable photobleachable compositions Emerging Cross-Sectional Technologies 33 Expired
US5135842A Thermal dye bleach construction Emerging Cross-Sectional Technologies 33 Expired
US5843617A Thermal bleaching of infrared dyes Emerging Cross-Sectional Technologies 31 Expired
US6291143A Laser absorbable photobleachable compositions Emerging Cross-Sectional Technologies 29 Expired
US5314795A Thermal-dye-bleach construction comprising a polymethine dye and a thermal carbanion-generating agent Emerging Cross-Sectional Technologies 27 Expired
US6171766A Laser absorbable photobleachable compositions Emerging Cross-Sectional Technologies 22 Expired
US5266452A Photographic element containing a thermal dye bleach system Emerging Cross-Sectional Technologies 16 Expired
US5324627A Tetra-alkylammonium phenylsulfonylacetate thermal-dye-bleach agents Emerging Cross-Sectional Technologies 6 Expired
US5800974A Silver halide imaging materials Physics 5 Expired
US5384237A Quaternary-ammonium phenylsulfonylacetate thermal-dye-bleach agents Emerging Cross-Sectional Technologies 2 Expired
US5578434A Photographic silver halide developer composition and process for forming photographic silver images Physics 2 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.